Question
Maths
March 11, 2019, 9:26 p.m.
Answer
A box containing 10 identical components of which 4 are defective .if 3 components are selected from the box in ,without replacing the units already drawn, what is the probability of two components are defective.
show that if the diagonals of a quadrilateral are equal and bisect each other at right angles,it is a square
An urn contain 4 white and 3 red balls. Find the probability distribution of number of red balls in a random draw of three balls.